!(function ($) {
  'use strict'
  // version: 2.8
  // by Mattia Larentis - follow me on twitter! @SpiritualGuru

  var addToAttribute = function (obj, array, value) {
    var i = 0
    var length = array.length

    for (; i < length; i++) {
      obj = obj[array[i]] = obj[array[i]] || i == (length - 1) ? value : {}
    }
  }

  $.fn.toggleButtons = function (method) {
    var $element
    var $div
    var transitionSpeed = 0.05
    var methods = {
      init: function (opt) {
        this.each(function () {
          var $spanLeft
          var $spanRight
          var options
          var moving
          var dataAttribute = {}

          $element = $(this)
          $element.addClass('toggle-button')

          $.each($element.data(), function (i, el) {
            var key
            var tmp = {}

            if (i.indexOf('togglebutton') === 0) {
              key = i.match(/[A-Z][a-z]+/g)
              key = $.map(key, function (n) {
                return (n.toLowerCase())
              })

              addToAttribute(tmp, key, el)
              dataAttribute = $.extend(true, dataAttribute, tmp)
            }
          })

          options = $.extend(true, {}, $.fn.toggleButtons.defaults, opt, dataAttribute)

          $(this).data('options', options)

          $spanLeft = $('<span></span>').addClass('labelLeft').text(options.label.enabled === undefined ? 'ON' : options.label.enabled)
          $spanRight = $('<span></span>').addClass('labelRight').text(options.label.disabled === undefined ? 'OFF ' : options.label.disabled)

          // html layout
          $div = $element.find('input:checkbox').wrap($('<div></div>')).parent()
          $div.append($spanLeft)
          $div.append($('<label></label>').attr('for', $element.find('input').attr('id')))
          $div.append($spanRight)

          if ($element.find('input').is(':checked')) { $element.find('>div').css('left', '0') } else $element.find('>div').css('left', '-50%')

          if (options.animated) {
            if (options.transitionspeed !== undefined) {
              if (/^(\d*%$)/.test(options.transitionspeed)) // is a percent value?
              { transitionSpeed = 0.05 * parseInt(options.transitionspeed) / 100 } else { transitionSpeed = options.transitionspeed }
            }
          } else transitionSpeed = 0

          $(this).data('transitionSpeed', transitionSpeed * 1000)

          options.width /= 2

          // width of the bootstrap-toggle-button
          $element
            .css('width', options.width * 2)
            .find('>div').css('width', options.width * 3)
            .find('>span, >label').css('width', options.width)

          // height of the bootstrap-toggle-button
          $element
            .css('height', options.height)
            .find('span, label')
            .css('height', options.height)
            .filter('span')
            .css('line-height', options.height + 'px')

          if ($element.find('input').is(':disabled')) { $(this).addClass('deactivate') }

          $element.find('span').css(options.font)

          // enabled custom color
          if (options.style.enabled === undefined) {
            if (options.style.custom !== undefined && options.style.custom.enabled !== undefined && options.style.custom.enabled.background !== undefined) {
              $spanLeft.css('color', options.style.custom.enabled.color)
              if (options.style.custom.enabled.gradient === undefined) { $spanLeft.css('background', options.style.custom.enabled.background) } else {
                $.each(['-webkit-', '-moz-', '-o-', ''], function (i, el) {
                  $spanLeft.css('background-image', el + 'linear-gradient(top, ' + options.style.custom.enabled.background + ',' + options.style.custom.enabled.gradient + ')')
                })
              }
            }
          } else $spanLeft.addClass(options.style.enabled)

          // disabled custom color
          if (options.style.disabled === undefined) {
            if (options.style.custom !== undefined && options.style.custom.disabled !== undefined && options.style.custom.disabled.background !== undefined) {
              $spanRight.css('color', options.style.custom.disabled.color)
              if (options.style.custom.disabled.gradient === undefined) { $spanRight.css('background', options.style.custom.disabled.background) } else {
                $.each(['-webkit-', '-moz-', '-o-', ''], function (i, el) {
                  $spanRight.css('background-image', el + 'linear-gradient(top, ' + options.style.custom.disabled.background + ',' + options.style.custom.disabled.gradient + ')')
                })
              }
            }
          } else $spanRight.addClass(options.style.disabled)

          var changeStatus = function ($this) {
            $this.siblings('label')
              .trigger('mousedown')
              .trigger('mouseup')
              .trigger('click')
          }

          $spanLeft.on('click', function (e) {
            changeStatus($(this))
          })
          $spanRight.on('click', function (e) {
            changeStatus($(this))
          })

          $element.find('input').on('change', function (e, skipOnChange) {
            var $element = $(this).parent()
            var active = $(this).is(':checked')
            var $toggleButton = $(this).closest('.toggle-button')

            $element.stop().animate({ left: active ? '0' : '-50%' }, $toggleButton.data('transitionSpeed'))

            options = $toggleButton.data('options')

            if (!skipOnChange) { options.onChange($element, active, e) }
          })

          $element.find('label').on('mousedown touchstart', function (e) {
            moving = false
            e.preventDefault()
            e.stopImmediatePropagation()

            if ($(this).closest('.toggle-button').is('.deactivate')) { $(this).off('click') } else {
              $(this).on('mousemove touchmove', function (e) {
                var $element = $(this).closest('.toggle-button')
                var relativeX = (e.pageX || e.originalEvent.targetTouches[0].pageX) - $element.offset().left
                var percent = ((relativeX / (options.width * 2)) * 100)
                moving = true

                e.stopImmediatePropagation()
                e.preventDefault()

                if (percent < 25) { percent = 25 } else if (percent > 75) { percent = 75 }

                $element.find('>div').css('left', (percent - 75) + '%')
              })

              $(this).on('click touchend', function (e) {
                var $target = $(e.target)
                var $myCheckBox = $target.siblings('input')

                e.stopImmediatePropagation()
                e.preventDefault()
                $(this).off('mouseleave')

                if (moving) {
                  if (parseInt($(this).parent().css('left')) < -25) { $myCheckBox.attr('checked', false) } else $myCheckBox.attr('checked', true)
                } else $myCheckBox.attr('checked', !$myCheckBox.is(':checked'))

                $myCheckBox.trigger('change')
              })

              $(this).on('mouseleave', function (e) {
                var $myCheckBox = $(this).siblings('input')

                e.preventDefault()
                e.stopImmediatePropagation()

                $(this).off('mouseleave')
                $(this).trigger('mouseup')

                if (parseInt($(this).parent().css('left')) < -25) { $myCheckBox.attr('checked', false) } else $myCheckBox.attr('checked', true)

                $myCheckBox.trigger('change')
              })

              $(this).on('mouseup', function (e) {
                e.stopImmediatePropagation()
                e.preventDefault()
                $(this).off('mousemove')
              })
            }
          })
        }
        )
        return this
      },
      toggleActivation: function () {
        $(this).toggleClass('deactivate')
      },
      toggleState: function (skipOnChange) {
        var $input = $(this).find('input')
        $input.attr('checked', !$input.is(':checked')).trigger('change', skipOnChange)
      },
      setState: function (value, skipOnChange) {
        $(this).find('input').attr('checked', value).trigger('change', skipOnChange)
      },
      status: function () {
        return $(this).find('input:checkbox').is(':checked')
      },
      destroy: function () {
        var $div = $(this).find('div')
        var $checkbox

        $div.find(':not(input:checkbox)').remove()

        $checkbox = $div.children()
        $checkbox.unwrap().unwrap()

        $checkbox.unbind('change')

        return $checkbox
      }
    }

    if (methods[method]) { return methods[method].apply(this, Array.prototype.slice.call(arguments, 1)) } else if (typeof method === 'object' || !method) { return methods.init.apply(this, arguments) } else { $.error('Method ' + method + ' does not exist!') }
  }

  $.fn.toggleButtons.defaults = {
    onChange: function () {
    },
    width: 100,
    height: 25,
    font: {},
    animated: true,
    transitionspeed: undefined,
    label: {
      enabled: undefined,
      disabled: undefined
    },
    style: {
      enabled: undefined,
      disabled: undefined,
      custom: {
        enabled: {
          background: undefined,
          gradient: undefined,
          color: '#FFFFFF'
        },
        disabled: {
          background: undefined,
          gradient: undefined,
          color: '#FFFFFF'
        }
      }
    }
  }
}($))
